If you obey,
I GUARANTEE you’ll be left alive.
Money Heist Season 1, Episode 1
Once inside, the only one
who can GUARANTEE you being free
Money Heist Season 1, Episode 11
You know, there's no GUARANTEE
even if you have kids
The Big Bang Theory Season 5, Episode 12
What better GUARANTEE
could you have
Game of Thrones Season 7, Episode 3
...and I can personally GUARANTEE...
The Big Bang Theory Season 6, Episode 9